/* Aletheia — design system (light, green) */
:root{
  --primary:#0E8F86;
  --primary-dark:#0A6B64;
  --primary-ink:#06403C;
  --accent:#2FD4C6;
  --green:#37C08A;
  --lime:#8BE28B;
  --gold:#D9B36A;

  --ink:#08191E;
  --text:#22333A;
  --muted:#5F7B7A;
  --faint:#8FA6A4;

  --surface:#ffffff;
  --surface-2:#F6FBFB;
  --surface-3:#EEF7F6;
  --border:#E1EEEE;
  --border-strong:#CFE3E1;
  --dark:#051519;
  --dark-2:#0A2429;

  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --font-head:'Manrope','Inter',system-ui,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --maxw:1200px;
  --r-sm:12px; --r:18px; --r-lg:26px; --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(6,24,29,.05), 0 6px 20px rgba(6,24,29,.05);
  --shadow:0 18px 50px rgba(6,24,29,.10);
  --shadow-lg:0 40px 90px rgba(6,24,29,.16);
  --glow:0 0 0 1px rgba(14,143,134,.18), 0 20px 60px rgba(14,143,134,.18);

  --grad:linear-gradient(135deg,#2FD4C6 0%,#0E8F86 55%,#0A6B64 100%);
  --grad-soft:linear-gradient(135deg,rgba(47,212,198,.16),rgba(55,192,138,.10));
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-body);color:var(--text);background:var(--surface);
  line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.08;margin:0 0 .5em;letter-spacing:-.02em;font-weight:800}
p{margin:0 0 1em}
a{color:var(--primary);text-decoration:none}
img{max-width:100%;display:block}

.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:104px 0;position:relative}
.section--tight{padding:72px 0}
.section--alt{background:var(--surface-2)}
.center{text-align:center}

/* Eyebrow / labels */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-weight:700;font-size:12.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--primary);margin-bottom:18px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
.eyebrow--center::after{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}

.section-head{max-width:70ch;margin-bottom:52px}
.section-head.center{margin-left:auto;margin-right:auto}
.section-head h2{font-size:clamp(28px,3.6vw,46px)}
.section-head p{font-size:18px;color:var(--muted);max-width:64ch;margin-bottom:0}
.center .section-head p{margin-left:auto;margin-right:auto}

.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-head);font-weight:700;font-size:15.5px;letter-spacing:-.01em;
  padding:14px 26px;border-radius:var(--r-pill);border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--grad);color:#04201E;box-shadow:var(--glow)}
.btn--primary:hover{box-shadow:0 0 0 1px rgba(14,143,134,.28),0 26px 70px rgba(14,143,134,.30)}
.btn--ghost{background:rgba(255,255,255,.6);color:var(--primary-ink);border-color:var(--border-strong);backdrop-filter:blur(6px)}
.btn--ghost:hover{background:#fff;border-color:var(--primary)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:#0c2b31}
.btn--sm{padding:10px 18px;font-size:14px}

/* Header */
.site-header{position:sticky;top:0;z-index:60;transition:box-shadow .25s, background .25s, border-color .25s;
  background:rgba(255,255,255,.72);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid transparent}
.site-header.is-scrolled{background:rgba(255,255,255,.9);border-bottom-color:var(--border);box-shadow:0 10px 30px rgba(6,24,29,.05)}
.site-header .container{display:flex;align-items:center;gap:30px;height:74px}
.brand img{height:40px}
.nav{display:flex;gap:28px;margin-left:auto}
.nav a{color:var(--text);font-weight:500;font-size:15px;position:relative}
.nav a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--grad);border-radius:2px;transition:width .2s}
.nav a:hover{color:var(--primary-ink);text-decoration:none}
.nav a:hover::after{width:100%}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#F3FBFB 0%,#ffffff 62%)}
.hero-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55}
.blob--a{width:620px;height:620px;right:-160px;top:-220px;background:radial-gradient(circle at 30% 30%,#2FD4C6,transparent 65%)}
.blob--b{width:520px;height:520px;left:-180px;top:40px;background:radial-gradient(circle at 60% 40%,#37C08A,transparent 65%);opacity:.42}
.blob--c{width:420px;height:420px;left:38%;bottom:-240px;background:radial-gradient(circle at 50% 50%,#D9B36A,transparent 68%);opacity:.22}
.hero-bg::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(14,143,134,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(14,143,134,.05) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(80% 60% at 50% 0%,#000 0%,transparent 80%)}

.hero .container{position:relative;padding-top:96px;padding-bottom:96px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(38px,5.4vw,68px);letter-spacing:-.03em;margin-bottom:20px}
.hero .lead{font-size:clamp(17px,1.7vw,20px);color:var(--text);max-width:56ch;margin-bottom:26px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary-ink);
  background:rgba(14,143,134,.07);border:1px solid var(--border);border-radius:var(--r-pill);padding:8px 15px}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--grad)}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}

/* Product mock (hero) */
.mock{
  position:relative;border-radius:var(--r-lg);background:linear-gradient(180deg,#ffffff,#F2F9F9);
  border:1px solid var(--border);box-shadow:var(--shadow-lg);padding:16px;transform:perspective(1400px) rotateY(-6deg) rotateX(2deg);
}
.mock__bar{display:flex;gap:6px;padding:4px 6px 12px}
.mock__bar i{width:10px;height:10px;border-radius:50%;background:var(--border-strong)}
.mock__screen{background:var(--dark);border-radius:16px;padding:18px;color:#CFE9E6;overflow:hidden}
.mock__row{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:14px}
.mock__t{font-size:12px;color:#7FBDB8;font-family:var(--font-mono)}
.mock__kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.mock__kpi{background:rgba(255,255,255,.04);border:1px solid rgba(47,212,198,.14);border-radius:12px;padding:10px}
.mock__kpi b{display:block;font-size:20px;color:#fff;font-family:var(--font-head)}
.mock__kpi span{font-size:10.5px;color:#7FBDB8;text-transform:uppercase;letter-spacing:.08em}
.mock__chart{display:flex;align-items:flex-end;gap:7px;height:110px;padding-top:8px}
.mock__chart i{flex:1;border-radius:6px 6px 3px 3px;background:linear-gradient(180deg,#2FD4C6,#0E8F86);opacity:.85}
.mock__chart i:nth-child(3n){background:linear-gradient(180deg,#8BE28B,#37C08A)}
.mock__ai{margin-top:14px;border:1px dashed rgba(47,212,198,.35);border-radius:12px;padding:10px 12px;font-size:12.5px;color:#BEF4EF}

/* Stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:26px 22px;box-shadow:var(--shadow-sm)}
.stat b{font-family:var(--font-head);font-size:34px;font-weight:800;color:var(--ink);display:block;line-height:1}
.stat b .grad-text{display:inline}
.stat span{font-size:14px;color:var(--muted)}

/* Bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;grid-auto-flow:dense}
.bento>*{min-width:0}
.bento .card{grid-column:span 2}
.bento .card--wide{grid-column:span 4}
.bento .card--half{grid-column:span 3}
.card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--r);
  padding:28px;box-shadow:var(--shadow-sm);transition:transform .22s ease, box-shadow .22s ease, border-color .22s;
  overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--border-strong)}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);margin:0;font-size:15px}
.card .icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--grad-soft);border:1px solid var(--border);color:var(--primary-ink);
  font-family:var(--font-head);font-weight:800;font-size:14px;letter-spacing:.02em;
}
.card--accent{background:linear-gradient(180deg,#F0FAF9,#ffffff)}
.card--dark{background:linear-gradient(160deg,var(--dark),var(--dark-2));border-color:transparent;color:#CFE9E6}
.card--dark h3{color:#fff}
.card--dark p{color:#9DBFBC}
.card--dark .icon{background:rgba(47,212,198,.12);border-color:rgba(47,212,198,.25);color:var(--accent)}
.card__tag{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:10px}

.mini-list{list-style:none;padding:0;margin:14px 0 0}
.mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--muted);margin-bottom:9px}
.mini-list li::before{content:"";width:16px;height:16px;flex:0 0 16px;margin-top:3px;border-radius:5px;background:var(--grad-soft);border:1px solid var(--border)}

/* Split / VS */
.split{display:grid;grid-template-columns:1fr auto 1fr;gap:26px;align-items:stretch}
.pane{border-radius:var(--r);padding:30px;border:1px solid var(--border);background:#fff;box-shadow:var(--shadow-sm)}
.pane h3{font-size:20px;margin-bottom:6px}
.pane .pane__k{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.pane--det{border-top:3px solid var(--primary)}
.pane--ai{border-top:3px solid var(--accent);background:linear-gradient(180deg,#F0FAF9,#fff)}
.vsbar{display:grid;place-items:center}
.vsbar span{writing-mode:vertical-rl;font-family:var(--font-head);font-weight:800;color:var(--faint);letter-spacing:.2em}

/* Timeline (adopt) */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:26px 22px;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-family:var(--font-head);font-weight:800;
  font-size:14px;color:var(--primary);background:var(--grad-soft);border:1px solid var(--border);border-radius:10px;
  padding:5px 10px;display:inline-block;margin-bottom:14px}
.step h3{font-size:17px}

/* Video showcase */
.video-showcase{border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);background:#051519}
.video-showcase video{display:block;width:100%;height:auto;background:#051519}
.video-meta{display:flex;align-items:center;gap:9px;padding:14px 18px;color:var(--muted);font-size:14px;background:#fff;border-top:1px solid var(--border)}
.video-dot{width:8px;height:8px;border-radius:50%;background:var(--grad)}

/* Comparison table */
.cmp{overflow-x:auto;border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-sm);background:#fff}
.cmp table{width:100%;border-collapse:collapse;min-width:760px}
.cmp th,.cmp td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--border);font-size:15px;vertical-align:top}
.cmp thead th{font-family:var(--font-head);font-weight:700;color:var(--ink);background:var(--surface-2);font-size:14px;white-space:nowrap}
.cmp tbody th{font-family:var(--font-head);font-weight:700;color:var(--ink);width:190px}
.cmp td{color:var(--muted)}
.cmp tbody tr:last-child th,.cmp tbody tr:last-child td{border-bottom:0}
.cmp .cmp__hi{background:linear-gradient(180deg,#F0FAF9,#fff);color:var(--primary-ink);font-weight:600}
.cmp thead .cmp__hi{background:var(--grad);color:#04201E}

/* TCO */
.tco{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.tco__total{margin:18px 0 0;font-family:var(--font-head);font-weight:800;color:var(--ink);font-size:20px}
.tco__note{margin:18px 0 0;color:var(--faint);font-size:13.5px}

/* Flow (pipeline) */
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;justify-content:center;margin-top:28px}
.flow__i{font-family:var(--font-head);font-weight:700;font-size:14px;color:var(--primary-ink);
  background:#fff;border:1px solid var(--border);border-radius:var(--r-pill);padding:9px 16px;box-shadow:var(--shadow-sm)}
.flow__a{color:var(--faint);font-weight:800}
.flow--sm{margin-top:16px;justify-content:flex-start}
.flow--sm .flow__i{font-size:12.5px;padding:6px 12px}
.flow__caption{text-align:center;color:var(--faint);font-size:14px;margin:14px 0 0}

/* Price tiers */
.tiers{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.tier__price{font-family:var(--font-head);font-weight:800;font-size:30px;color:var(--ink);margin:8px 0 12px;line-height:1}
.tier__price span{display:block;font-size:14px;font-weight:600;color:var(--muted);margin-top:6px}

/* Clickable cards */
.card--btn{display:block;width:100%;text-align:left;font:inherit;color:inherit;cursor:pointer;appearance:none}
.card--btn:focus-visible{outline:2px solid var(--primary);outline-offset:3px}
.card__play{display:inline-block;margin-top:8px;color:var(--primary);font-weight:600;font-size:13.5px}

/* Marquee */
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee__track{display:flex;gap:44px;width:max-content;animation:slide 28s linear infinite}
.marquee__item{font-family:var(--font-head);font-weight:700;color:var(--faint);letter-spacing:.02em;font-size:17px;white-space:nowrap;display:flex;align-items:center;gap:20px}
.marquee__item::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--border-strong)}
@keyframes slide{to{transform:translateX(-50%)}}

/* Contact */
.contact{background:linear-gradient(160deg,var(--dark),var(--dark-2));color:#DCEFEC;position:relative;overflow:hidden}
.contact-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.contact .blob{opacity:.35}
.contact h2{color:#fff;font-size:clamp(28px,3.6vw,44px)}
.contact p{color:#9DBFBC;font-size:18px}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative}
.contact-card{display:flex;flex-direction:column;gap:12px;background:rgba(255,255,255,.05);border:1px solid rgba(47,212,198,.18);
  border-radius:var(--r-lg);padding:26px;backdrop-filter:blur(8px)}
.contact-card .btn{width:100%}
.contact-note{color:#8FB3B0;font-size:13.5px;margin-top:4px}

/* Footer */
.site-footer{padding:44px 0;border-top:1px solid var(--border);font-size:14px;color:var(--muted);background:var(--surface-2)}
.site-footer .container{display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.site-footer .brand img{height:32px;opacity:.9}

/* Reveal animation — контент виден и без JS (класс .js ставится инлайн-скриптом) */
.reveal{opacity:1;transform:none}
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  .marquee__track{animation:none}
  html{scroll-behavior:auto}
}

/* Responsive */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .mock{transform:none}
  .stats{grid-template-columns:1fr 1fr}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento .card,.bento .card--wide,.bento .card--half{grid-column:span 1}
  .split{grid-template-columns:1fr}
  .vsbar span{writing-mode:horizontal-tb}
  .tco,.tiers{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .nav{display:none}
}
@media (max-width:620px){
  .container{padding:0 18px}
  .section{padding:64px 0}
  .hero .container{padding-top:64px;padding-bottom:64px}
  .stats,.steps,.bento{grid-template-columns:1fr}
  .bento .card,.bento .card--wide,.bento .card--half{grid-column:span 1}
  .site-footer .container{flex-direction:column;align-items:flex-start}
}